HP 1920-8G-PoE+ (65W), 1920-48G, 1920-8G-PoE+ (180W) manual Cooling system, Chassis Fixed fans

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		Maximum	Maximum	Total PoE	Minimum	Maximum power
			PoE ports at			consumption
	Chassis	PoE power			power
			full 30 W	output		(including total PoE
		per port			consumption
			output			output)

			12 at AC	370 W at	18.5 W at AC
				AC input
	1920-24G-PoE		input		input
		30 W		740 W at
	(370W)		24 at RPS DC		17 W at RPS
				RPS DC
			input		DC input
				input

474 W at AC input

834 W at RPS DC input

Cooling system

	Chassis	Fixed fans
	1920-8G
	1920-8G-PoE+ (65W)	N/A
	1920-16G	N/A
	1920-16G
	1920-24G

	1920-48G	1

	1920-8G-PoE+ (180W)	2
	1920-24G-PoE+ (180W)	2
	1920-24G-PoE+ (180W)

	1920-24G-PoE+ (370W)	3

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Contents HP 1920 Gigabit Ethernet Switch Series Page Contents Page HP 1920 Gigabit Ethernet Switch Series models Preparing for installationSafety recommendations Examining the installation site Temperature/humidityCleanness Dust concentration limit in the equipment roomEMI Installing the switch Attaching Type-A mounting brackets to the switchAttaching Type-C mounting brackets to the switch Attaching Type-B mounting brackets to the rack post Mounting the switch on a workbench Mounting the switch on a wallHole spacing Installing the SFP transceiver module and optical fibers Connecting cablesConnecting network cable Connecting the console cable Connecting the AC power cordDC input voltage Power supply Connecting the DC power cordPower supply selection criteria Verifying the installation Connecting the DC power cord to the DC power receptacleAccessing the switch for the first time Setting up the configuration environmentConnecting the console cable Console cableSetting terminal parameters Connection procedureSetting the serial port parameters Select File Properties in the HyperTerminal windowHyperTerminal window Powering on the switch Powering on the switchVerification before power-on Press Enter and the system displays the following prompt Related information Support and other resourcesContacting HP Convention Description ConventionsConvention Description Network topology icons Appendix a Chassis views and technical specifications Chassis views1920-8G 1920-16G1920-24G 1920-48G1920-8G-PoE+ 65W 1920-8G-PoE+ 180W1920-24G-PoE+ 180W 1920-24G-PoE+ 370WPhysical specifications Chassis dimensions and weightsChassis Dimensions H x W x D Maximum weight Ports and interface card slotsEnvironmental specifications Power specificationsCooling system Chassis Fixed fansPower LED Appendix B LEDsCopper port LEDs Fiber port LEDsRPS power LED description Only the HP 1920-24G-PoE+ 370W supports the RPSSymptom Troubleshooting method Appendix C TroubleshootingTroubleshooting methods